I've recently bought an Italian laptop bag here: http://www.comelity.com/en/items/Business-Bags/All-models/
Yes, absolutely. It will depend on the size of the bag. Match the measurements of the laptop to the measurements of the bag. Many of the bags are adjustable so look for that as well.
It's best to use a laptop bag that is the right size for your laptop. A proper sized laptop bag can cushion and protect the laptop. A bag that is too large can allow the bag to shift around too much.
You use it to carry your laptop around without your bag. When in your bag it protects your laptop from scratches.
A discount laptop bag may sufficiently protect your laptop depending on which bag has been discounted and what sort of protection your laptop needs. Will a discount bag protect your laptop from a volcano? Most likely not. Will it protect it from a small bump? Probably.
Yes, you can put a laptop in a carry-on bag when traveling on a plane. It is recommended to remove the laptop from the bag during security screening.
Yes, a laptop can be carried in a carry-on bag when traveling.
Yes, you can bring your laptop in your carry-on bag when traveling.
Yes, you can pack your laptop in your carry-on bag when traveling.
Yes, you can put a laptop in your carry-on bag when traveling.
Yes, you can put your laptop in your carry-on bag when traveling.
Yes, you can bring a laptop in your carry-on bag when traveling.
Yes, you can put a laptop in your carry-on bag when traveling.